10645440031363 has 4 divisors (see below), whose sum is σ = 10645451255880. Its totient is φ = 10645428806848.

The previous prime is 10645440031327. The next prime is 10645440031367. The reversal of 10645440031363 is 36313004454601.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10645440031363 - 2²⁵ = 10645406476931 is a prime.

It is a super-2 number, since 2×10645440031363² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10645440031367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4043470 + ... + 6135187.

It is an arithmetic number, because the mean of its divisors is an integer number (2661362813970).

Almost surely, 2^{10645440031363} is an apocalyptic number.

10645440031363 is a deficient number, since it is larger than the sum of its proper divisors (11224517).

10645440031363 is a wasteful number, since it uses less digits than its factorization.

10645440031363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11224516.

The product of its (nonzero) digits is 311040, while the sum is 40.

Adding to 10645440031363 its reverse (36313004454601), we get a palindrome (46958444485964).

The spelling of 10645440031363 in words is "ten trillion, six hundred forty-five billion, four hundred forty million, thirty-one thousand, three hundred sixty-three".